Final answer:
Larry Mullen and Adam Clayton form the rhythm section of the rock band U2, with Mullen on drums and Clayton on bass, both using their real last names.
Step-by-step explanation:
Larry Mullen and Adam Clayton comprise the rhythm section for the iconic rock band U2. They are notable in that they are the only members of U2 who go by their full last names, while the other members, Bono and The Edge, use stage names.
Larry Mullen serves as the band's drummer, providing dynamic and powerful drumming that anchors the band's sound.
Adam Clayton's role as the bassist is to provide the solid and melodic bass lines that underpin the group's musical arrangements, working in tandem with Larry's drumming to form the foundational rhythm of U2's songs.
This pairing has contributed significantly to U2's distinctive and celebrated sound throughout their long career.